app-models-repository-perforce.rb

app/models/repository/perforce.rb - Terry Suereth, 2012-12-12 18:59

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# Redmine - project management software
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# Copyright (C) 2006-2011  Jean-Philippe Lang
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License
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# as published by the Free Software Foundation; either version 2
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# of the License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
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# Portions of this code adapted from Michael Vance, see:
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#  http://www.redmine.org/issues/339
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# Adapted by Terry Suereth.
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require 'redmine/scm/adapters/perforce_adapter'
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class Repository::Perforce < Repository
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  validates_presence_of :root_url, :url
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  def self.scm_adapter_class
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    Redmine::Scm::Adapters::PerforceAdapter
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  end
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  def self.scm_name
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    'Perforce'
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  end
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  def supports_directory_revisions?
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    false
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  end
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  def repo_log_encoding
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    'UTF-8'
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  end
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  def latest_changesets(path, rev, limit=10)
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    revisions = scm.revisions(path, rev, nil, :limit => limit)
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    revisions ? changesets.find_all_by_revision(revisions.collect(&:identifier), :order => "committed_on DESC", :include => :user) : []
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  end
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  def fetch_changesets
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    scm_info = scm.info
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    if scm_info
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      # latest revision found in database
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      db_revision = latest_changeset ? latest_changeset.revision.to_i : 0
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      # latest revision in the repository
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      scm_revision = scm_info.lastrev.identifier.to_i
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      if db_revision < scm_revision
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        logger.debug "Fetching changesets for repository #{url}" if logger && logger.debug?
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        identifier_from = db_revision + 1
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        while (identifier_from <= scm_revision)
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          # loads changesets by batches of 200
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          identifier_to = [identifier_from + 199, scm_revision].min
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          revisions = scm.revisions('', identifier_to, identifier_from, :with_paths => true)
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          revisions.reverse_each do |revision|
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            transaction do
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              changeset = Changeset.create(:repository   => self,
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                                           :revision     => revision.identifier,
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                                           :committer    => revision.author,
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                                           :committed_on => revision.time,
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                                           :comments     => revision.message)
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              revision.paths.each do |change|
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                changeset.create_change(change)
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              end unless changeset.new_record?
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            end
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          end unless revisions.nil?
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          identifier_from = identifier_to + 1
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        end
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      end
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    end
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  end
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end